Simplified a makefile by using the new variables

Also disabled FPU, added license makefile and added -Wundef to C and C++ warnings.

demos/TIVA/RT-TM4C123G-LAUNCHPAD/Makefile

@@ -71,7 +71,7 @@ endif
 
 # Enables the use of FPU on Cortex-M4 (no, softfp, hard).
 ifeq ($(USE_FPU),)
-  USE_FPU = hard
+  USE_FPU = no
 endif
 
 #
@@ -88,6 +88,9 @@ PROJECT = ch
 # Imported source files and paths
 CHIBIOS = ../../../../ChibiOS-RT
 CHIBIOS_CONTRIB = $(CHIBIOS)/../ChibiOS-Contrib
+
+# Licensing files.
+include $(CHIBIOS)/os/license/license.mk
 # Startup files.
 include $(CHIBIOS_CONTRIB)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_tm4c123x.mk
 # HAL-OSAL files (optional).
@@ -108,19 +111,13 @@ LDSCRIPT= $(STARTUPLD)/TM4C123xH6.ld
 
 # C sources that can be compiled in ARM or THUMB mode depending on the global
 # setting.
-CSRC = $(STARTUPSRC) \
-       $(KERNSRC) \
-       $(PORTSRC) \
-       $(OSALSRC) \
-       $(HALSRC) \
-       $(PLATFORMSRC) \
-       $(BOARDSRC) \
+CSRC = $(ALLCSRC) \
        $(TESTSRC) \
        main.c
 
 # C++ sources that can be compiled in ARM or THUMB mode depending on the global
 # setting.
-CPPSRC =
+CPPSRC = $(ALLCPPSRC)
 
 # C sources to be compiled in ARM mode regardless of the global setting.
 # NOTE: Mixing ARM and THUMB mode enables the -mthumb-interwork compiler
@@ -143,13 +140,10 @@ TCSRC =
 TCPPSRC =
 
 # List ASM source files here
-ASMSRC =
-ASMXSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
+ASMSRC = $(ALLASMSRC)
+ASMXSRC = $(ALLXASMSRC)
 
-INCDIR = $(CHIBIOS)/os/license \
-         $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \
-         $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \
-         $(CHIBIOS)/os/various
+INCDIR = $(ALLINC) $(TESTINC)
 
 #
 # Project, sources and paths
@@ -185,10 +179,10 @@ AOPT =
 TOPT = -mthumb -DTHUMB
 
 # Define C warning options here
-CWARN = -Wall -Wextra -Wstrict-prototypes
+CWARN = -Wall -Wextra -Wundef -Wstrict-prototypes
 
 # Define C++ warning options here
-CPPWARN = -Wall -Wextra
+CPPWARN = -Wall -Wextra -Wundef
 
 #
 # Compiler settings